/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:07:18,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:07:18,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:07:18,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:07:18,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:07:18,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:07:18,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:07:18,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:07:18,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:07:18,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:07:18,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:07:18,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:07:18,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:07:18,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:07:18,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:07:18,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:07:18,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:07:18,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:07:18,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:07:18,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:07:18,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:07:18,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:07:18,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:07:18,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:07:18,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:07:18,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:07:18,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:07:18,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:07:18,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:07:18,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:07:18,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:07:18,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:07:18,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:07:18,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:07:18,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:07:18,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:07:18,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:07:18,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:07:18,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:07:18,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:07:18,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:07:18,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:07:18,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:07:18,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:07:18,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:07:18,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:07:18,795 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:07:18,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:07:18,795 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:07:18,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:07:18,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:07:18,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:07:18,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:07:18,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:07:18,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:07:18,797 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:07:18,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:07:18,798 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:07:18,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:07:18,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:07:18,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:07:18,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:07:18,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:07:18,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:07:18,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:07:18,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:07:18,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:07:18,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:07:18,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:07:18,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:07:18,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:07:18,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:07:19,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:07:19,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:07:19,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:07:19,253 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:07:19,254 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:07:19,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2020-10-28 17:07:19,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae578b208/0dd5c10c7ef84bc6aacdabd6ed1ee0b8/FLAG0f7e3f6b7 [2020-10-28 17:07:20,179 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:07:20,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2020-10-28 17:07:20,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae578b208/0dd5c10c7ef84bc6aacdabd6ed1ee0b8/FLAG0f7e3f6b7 [2020-10-28 17:07:20,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae578b208/0dd5c10c7ef84bc6aacdabd6ed1ee0b8 [2020-10-28 17:07:20,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:07:20,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:07:20,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:20,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:07:20,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:07:20,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:20" (1/1) ... [2020-10-28 17:07:20,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285b902e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:20, skipping insertion in model container [2020-10-28 17:07:20,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:20" (1/1) ... [2020-10-28 17:07:20,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:07:20,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:07:20,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:20,907 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:07:20,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:21,057 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:07:21,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21 WrapperNode [2020-10-28 17:07:21,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:21,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:07:21,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:07:21,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:07:21,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:07:21,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:07:21,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:07:21,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:07:21,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:07:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:07:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:07:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:07:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:07:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:07:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:07:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:07:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:07:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:07:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:07:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:07:21,338 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:07:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:07:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:07:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:07:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:07:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:07:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:07:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:07:21,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:07:21,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:07:22,742 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:07:22,742 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:07:22,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:22 BoogieIcfgContainer [2020-10-28 17:07:22,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:07:22,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:07:22,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:07:22,751 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:07:22,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:07:20" (1/3) ... [2020-10-28 17:07:22,752 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3925f220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:22, skipping insertion in model container [2020-10-28 17:07:22,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (2/3) ... [2020-10-28 17:07:22,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3925f220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:22, skipping insertion in model container [2020-10-28 17:07:22,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:22" (3/3) ... [2020-10-28 17:07:22,755 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product38.cil.c [2020-10-28 17:07:22,770 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:07:22,776 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:07:22,792 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:07:22,823 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:07:22,824 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:07:22,824 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:07:22,824 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:07:22,824 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:07:22,825 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:07:22,825 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:07:22,825 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:07:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-10-28 17:07:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:07:22,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:22,862 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:22,863 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:22,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:22,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1472283250, now seen corresponding path program 1 times [2020-10-28 17:07:22,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:22,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641039419] [2020-10-28 17:07:22,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:23,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:23,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:24,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:24,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:25,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:07:28,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:28,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 17:07:28,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:07:28,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-28 17:07:29,081 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:29,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 17:07:29,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:29,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:29,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:29,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:29,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:29,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:29,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:29,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:29,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:29,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:29,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:07:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:29,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:29,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:29,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:29,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:29,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:07:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:29,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:29,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:29,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:29,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:29,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:29,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:29,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:29,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:29,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:29,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:29,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:29,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:29,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641039419] [2020-10-28 17:07:29,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:29,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:07:29,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526781445] [2020-10-28 17:07:29,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:07:29,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:29,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:07:29,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:07:29,361 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-10-28 17:07:30,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:30,845 INFO L93 Difference]: Finished difference Result 314 states and 401 transitions. [2020-10-28 17:07:30,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:07:30,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:07:30,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:30,864 INFO L225 Difference]: With dead ends: 314 [2020-10-28 17:07:30,865 INFO L226 Difference]: Without dead ends: 171 [2020-10-28 17:07:30,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:07:30,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-28 17:07:30,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 141. [2020-10-28 17:07:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-28 17:07:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2020-10-28 17:07:30,975 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 60 [2020-10-28 17:07:30,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:30,976 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2020-10-28 17:07:30,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:07:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2020-10-28 17:07:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:07:30,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:30,980 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:30,980 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:07:30,980 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:30,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:30,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1330264902, now seen corresponding path program 1 times [2020-10-28 17:07:30,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:30,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588780816] [2020-10-28 17:07:30,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:31,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:32,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:07:36,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:36,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 17:07:36,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:07:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:36,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,498 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:36,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 17:07:36,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:36,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:36,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:36,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:36,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:36,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:36,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:07:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:36,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:36,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:36,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:36,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:36,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:07:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:36,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:07:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:36,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:36,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:36,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:36,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:36,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:36,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:36,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588780816] [2020-10-28 17:07:36,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:36,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:36,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883612937] [2020-10-28 17:07:36,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:36,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:36,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:36,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:36,668 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 5 states. [2020-10-28 17:07:37,401 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:38,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:38,619 INFO L93 Difference]: Finished difference Result 252 states and 305 transitions. [2020-10-28 17:07:38,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:38,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:07:38,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:38,627 INFO L225 Difference]: With dead ends: 252 [2020-10-28 17:07:38,627 INFO L226 Difference]: Without dead ends: 161 [2020-10-28 17:07:38,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:38,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-28 17:07:38,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 132. [2020-10-28 17:07:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-10-28 17:07:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 152 transitions. [2020-10-28 17:07:38,710 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 152 transitions. Word has length 61 [2020-10-28 17:07:38,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:38,711 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 152 transitions. [2020-10-28 17:07:38,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2020-10-28 17:07:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:07:38,720 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:38,720 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:38,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:07:38,721 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:38,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:38,723 INFO L82 PathProgramCache]: Analyzing trace with hash -440510449, now seen corresponding path program 1 times [2020-10-28 17:07:38,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:38,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [285061315] [2020-10-28 17:07:38,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:38,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:39,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:39,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:40,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:07:42,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:42,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4126 [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:07:42,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,320 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:43,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:43,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:43,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:43,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:43,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:43,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:43,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:43,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:43,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:43,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:43,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:43,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:43,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:43,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:43,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:07:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:43,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:43,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:43,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:43,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:43,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:43,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [285061315] [2020-10-28 17:07:43,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:43,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:43,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130858697] [2020-10-28 17:07:43,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:43,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:43,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:43,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:43,522 INFO L87 Difference]: Start difference. First operand 132 states and 152 transitions. Second operand 5 states. [2020-10-28 17:07:44,041 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:45,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:45,164 INFO L93 Difference]: Finished difference Result 265 states and 324 transitions. [2020-10-28 17:07:45,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:07:45,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:07:45,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:45,169 INFO L225 Difference]: With dead ends: 265 [2020-10-28 17:07:45,169 INFO L226 Difference]: Without dead ends: 161 [2020-10-28 17:07:45,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:07:45,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-28 17:07:45,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 132. [2020-10-28 17:07:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-10-28 17:07:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 151 transitions. [2020-10-28 17:07:45,238 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 151 transitions. Word has length 66 [2020-10-28 17:07:45,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:45,241 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 151 transitions. [2020-10-28 17:07:45,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 151 transitions. [2020-10-28 17:07:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 17:07:45,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:45,246 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:45,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:07:45,247 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:45,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:45,247 INFO L82 PathProgramCache]: Analyzing trace with hash 167772804, now seen corresponding path program 1 times [2020-10-28 17:07:45,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:45,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463185833] [2020-10-28 17:07:45,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:45,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:45,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:45,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:46,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:46,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:47,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-28 17:07:50,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:07:50,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 17:07:50,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:07:50,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 17:07:50,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:07:50,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,723 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:50,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:07:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:07:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:07:50,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:07:50,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:50,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:07:50,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:07:50,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:07:50,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:50,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:50,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:50,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:07:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:50,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 17:07:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:50,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:50,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:50,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:07:51,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:07:51,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463185833] [2020-10-28 17:07:51,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:51,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:07:51,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851491472] [2020-10-28 17:07:51,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:07:51,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:51,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:07:51,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:07:51,012 INFO L87 Difference]: Start difference. First operand 132 states and 151 transitions. Second operand 8 states. [2020-10-28 17:07:51,562 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:53,503 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:54,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:54,033 INFO L93 Difference]: Finished difference Result 371 states and 460 transitions. [2020-10-28 17:07:54,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:07:54,034 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-10-28 17:07:54,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:54,037 INFO L225 Difference]: With dead ends: 371 [2020-10-28 17:07:54,038 INFO L226 Difference]: Without dead ends: 267 [2020-10-28 17:07:54,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:07:54,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-10-28 17:07:54,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 219. [2020-10-28 17:07:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-28 17:07:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 250 transitions. [2020-10-28 17:07:54,103 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 250 transitions. Word has length 79 [2020-10-28 17:07:54,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:54,103 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 250 transitions. [2020-10-28 17:07:54,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:07:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 250 transitions. [2020-10-28 17:07:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:07:54,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:54,105 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:07:54,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:07:54,105 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:07:54,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:54,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1254555805, now seen corresponding path program 1 times [2020-10-28 17:07:54,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:54,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143139957] [2020-10-28 17:07:54,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:55,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:56,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:56,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:07:56,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:56,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2720 [2020-10-28 17:07:56,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:56,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:56,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:07:56,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:07:56,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:07:56,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,301 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:57,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 17:07:57,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:07:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:57,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:57,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:57,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:07:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:07:57,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:07:57,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:07:57,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:07:57,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:57,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:57,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:57,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:57,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:07:57,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:57,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:57,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:57,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:57,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:57,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:07:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:57,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:07:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:57,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:57,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:57,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:57,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:57,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:07:57,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143139957] [2020-10-28 17:07:57,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:57,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:57,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492360596] [2020-10-28 17:07:57,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:57,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:57,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:57,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:57,560 INFO L87 Difference]: Start difference. First operand 219 states and 250 transitions. Second operand 9 states. [2020-10-28 17:07:58,442 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:59,364 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:00,295 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:00,794 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:01,512 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:01,918 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:08:02,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:02,687 INFO L93 Difference]: Finished difference Result 455 states and 552 transitions. [2020-10-28 17:08:02,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:08:02,688 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 17:08:02,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:02,692 INFO L225 Difference]: With dead ends: 455 [2020-10-28 17:08:02,692 INFO L226 Difference]: Without dead ends: 264 [2020-10-28 17:08:02,694 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:08:02,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-28 17:08:02,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 218. [2020-10-28 17:08:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-28 17:08:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 247 transitions. [2020-10-28 17:08:02,755 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 247 transitions. Word has length 93 [2020-10-28 17:08:02,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:02,756 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 247 transitions. [2020-10-28 17:08:02,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:08:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 247 transitions. [2020-10-28 17:08:02,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:08:02,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:02,758 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:02,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:08:02,758 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:02,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:02,759 INFO L82 PathProgramCache]: Analyzing trace with hash -27123168, now seen corresponding path program 1 times [2020-10-28 17:08:02,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:02,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370455660] [2020-10-28 17:08:02,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:02,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 291 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 17:08:03,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:03,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,448 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:03,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:03,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:03,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:03,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:03,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:08:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:03,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:08:03,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:08:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:03,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:08:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:08:03,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:03,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:08:03,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:03,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:08:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:03,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:08:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:03,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:03,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:03,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370455660] [2020-10-28 17:08:03,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:03,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:08:03,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922989723] [2020-10-28 17:08:03,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:08:03,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:03,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:08:03,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:08:03,722 INFO L87 Difference]: Start difference. First operand 218 states and 247 transitions. Second operand 9 states. [2020-10-28 17:08:05,107 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:05,518 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:08:05,905 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:06,296 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:07,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:07,208 INFO L93 Difference]: Finished difference Result 453 states and 546 transitions. [2020-10-28 17:08:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:08:07,210 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-28 17:08:07,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:07,214 INFO L225 Difference]: With dead ends: 453 [2020-10-28 17:08:07,214 INFO L226 Difference]: Without dead ends: 263 [2020-10-28 17:08:07,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:08:07,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-10-28 17:08:07,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 223. [2020-10-28 17:08:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-28 17:08:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 252 transitions. [2020-10-28 17:08:07,269 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 252 transitions. Word has length 94 [2020-10-28 17:08:07,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:07,269 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 252 transitions. [2020-10-28 17:08:07,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:08:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 252 transitions. [2020-10-28 17:08:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:08:07,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:07,271 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:07,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:08:07,271 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:07,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:07,272 INFO L82 PathProgramCache]: Analyzing trace with hash 247636446, now seen corresponding path program 1 times [2020-10-28 17:08:07,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:07,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [45645557] [2020-10-28 17:08:07,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:07,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:07,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 242 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 17:08:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,028 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:08,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:08,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:08,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:08,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:08,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:08:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:08,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:08:08,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:08,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:08:08,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:08,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:08:08,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:08,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:08,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:08:08,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:08:08,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:08,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:08,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:08,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:08,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:08,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:08:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:08,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:08:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:08,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:08,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:08,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:08,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:08,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:08,262 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [45645557] [2020-10-28 17:08:08,262 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:08,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:08:08,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809176584] [2020-10-28 17:08:08,263 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:08:08,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:08,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:08:08,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:08:08,264 INFO L87 Difference]: Start difference. First operand 223 states and 252 transitions. Second operand 8 states. [2020-10-28 17:08:09,628 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:10,050 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:10,485 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:11,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:11,550 INFO L93 Difference]: Finished difference Result 465 states and 566 transitions. [2020-10-28 17:08:11,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:08:11,556 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-28 17:08:11,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:11,559 INFO L225 Difference]: With dead ends: 465 [2020-10-28 17:08:11,559 INFO L226 Difference]: Without dead ends: 270 [2020-10-28 17:08:11,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:11,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-10-28 17:08:11,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 227. [2020-10-28 17:08:11,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-28 17:08:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 256 transitions. [2020-10-28 17:08:11,639 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 256 transitions. Word has length 94 [2020-10-28 17:08:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:11,639 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 256 transitions. [2020-10-28 17:08:11,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:08:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 256 transitions. [2020-10-28 17:08:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:08:11,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:11,643 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:11,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:08:11,644 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:11,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:11,644 INFO L82 PathProgramCache]: Analyzing trace with hash -2097030595, now seen corresponding path program 1 times [2020-10-28 17:08:11,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:11,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599629825] [2020-10-28 17:08:11,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:11,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:08:12,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 552 [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-28 17:08:12,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,660 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:12,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:12,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:12,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:12,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:12,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:12,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:12,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:12,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:12,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:12,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:12,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:12,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:12,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:12,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:08:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:08:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:08:12,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:12,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:08:12,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:08:12,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:12,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:12,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:08:12,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:12,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:08:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:12,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:12,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:08:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:12,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:12,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:08:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:12,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:12,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:12,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:12,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:12,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:12,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:12,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:12,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:12,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:12,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:12,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:13,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599629825] [2020-10-28 17:08:13,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:13,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:08:13,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070603137] [2020-10-28 17:08:13,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:08:13,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:13,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:08:13,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:08:13,033 INFO L87 Difference]: Start difference. First operand 227 states and 256 transitions. Second operand 8 states. [2020-10-28 17:08:13,728 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:14,537 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:17,053 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:18,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:18,316 INFO L93 Difference]: Finished difference Result 791 states and 992 transitions. [2020-10-28 17:08:18,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 17:08:18,317 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-28 17:08:18,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:18,322 INFO L225 Difference]: With dead ends: 791 [2020-10-28 17:08:18,323 INFO L226 Difference]: Without dead ends: 592 [2020-10-28 17:08:18,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:08:18,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2020-10-28 17:08:18,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 545. [2020-10-28 17:08:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-28 17:08:18,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 640 transitions. [2020-10-28 17:08:18,449 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 640 transitions. Word has length 94 [2020-10-28 17:08:18,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:18,449 INFO L481 AbstractCegarLoop]: Abstraction has 545 states and 640 transitions. [2020-10-28 17:08:18,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:08:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 640 transitions. [2020-10-28 17:08:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-28 17:08:18,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:18,451 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:18,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:08:18,452 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:18,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:18,452 INFO L82 PathProgramCache]: Analyzing trace with hash -365560105, now seen corresponding path program 1 times [2020-10-28 17:08:18,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:18,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947995128] [2020-10-28 17:08:18,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:18,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:18,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1290 [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:19,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:19,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:08:19,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:08:19,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-28 17:08:19,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,189 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:20,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:20,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:08:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 17:08:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:20,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:08:20,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:08:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:20,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:08:20,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:08:20,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:20,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:08:20,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:20,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:20,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:08:20,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:20,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 17:08:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:20,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 17:08:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:20,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:20,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:08:20,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947995128] [2020-10-28 17:08:20,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:20,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:08:20,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428874984] [2020-10-28 17:08:20,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:08:20,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:20,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:08:20,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:20,465 INFO L87 Difference]: Start difference. First operand 545 states and 640 transitions. Second operand 12 states. [2020-10-28 17:08:21,641 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:22,932 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:23,816 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:24,298 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:24,689 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:25,127 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:25,554 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:08:27,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:27,442 INFO L93 Difference]: Finished difference Result 1073 states and 1316 transitions. [2020-10-28 17:08:27,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:08:27,442 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2020-10-28 17:08:27,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:27,447 INFO L225 Difference]: With dead ends: 1073 [2020-10-28 17:08:27,448 INFO L226 Difference]: Without dead ends: 630 [2020-10-28 17:08:27,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:08:27,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2020-10-28 17:08:27,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 546. [2020-10-28 17:08:27,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2020-10-28 17:08:27,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 639 transitions. [2020-10-28 17:08:27,587 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 639 transitions. Word has length 98 [2020-10-28 17:08:27,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:27,588 INFO L481 AbstractCegarLoop]: Abstraction has 546 states and 639 transitions. [2020-10-28 17:08:27,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:27,588 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 639 transitions. [2020-10-28 17:08:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 17:08:27,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:27,590 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:27,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:08:27,591 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:08:27,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:27,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1348491284, now seen corresponding path program 1 times [2020-10-28 17:08:27,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:27,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [308563380] [2020-10-28 17:08:27,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:27,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:27,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:31,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:32,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:32,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-28 17:08:32,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-28 17:08:32,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,016 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:33,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:33,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:33,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:33,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:08:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:08:33,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 17:08:33,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:33,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:08:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:08:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:08:33,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:33,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:08:33,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 17:08:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:33,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:33,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:33,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:33,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 17:08:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:33,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 17:08:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 17:08:33,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 17:08:33,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:08:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:33,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:33,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 17:08:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 17:08:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:33,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:08:33,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [308563380] [2020-10-28 17:08:33,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:08:33,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:08:33,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434653468] [2020-10-28 17:08:33,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:08:33,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:33,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:08:33,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:33,391 INFO L87 Difference]: Start difference. First operand 546 states and 639 transitions. Second operand 12 states. [2020-10-28 17:08:34,044 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:08:35,011 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:35,417 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:36,321 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:36,786 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:37,918 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:38,314 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:38,738 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:39,600 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 17:08:40,326 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:40,893 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:41,791 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:08:42,862 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:43,742 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:08:44,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:44,646 INFO L93 Difference]: Finished difference Result 1200 states and 1443 transitions. [2020-10-28 17:08:44,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-28 17:08:44,647 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 158 [2020-10-28 17:08:44,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:44,649 INFO L225 Difference]: With dead ends: 1200 [2020-10-28 17:08:44,649 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:08:44,653 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=452, Invalid=1440, Unknown=0, NotChecked=0, Total=1892 [2020-10-28 17:08:44,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:08:44,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:08:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:08:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:08:44,654 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-10-28 17:08:44,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:44,654 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:08:44,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:08:44,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:08:44,655 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:08:44,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:08:44,780 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-28 17:08:48,466 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-10-28 17:08:50,425 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 269 [2020-10-28 17:08:51,209 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-10-28 17:08:51,602 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 266 [2020-10-28 17:08:52,602 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 269 [2020-10-28 17:08:54,699 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 183 DAG size of output: 23 [2020-10-28 17:08:55,883 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-28 17:08:56,147 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:08:56,496 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-28 17:08:57,726 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-28 17:08:57,998 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 17:08:58,273 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-28 17:08:59,494 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-28 17:09:00,716 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-28 17:09:00,999 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-28 17:09:01,362 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:01,715 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:02,753 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:09:05,404 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 197 DAG size of output: 36 [2020-10-28 17:09:06,399 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 41 [2020-10-28 17:09:06,774 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:09,526 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 209 DAG size of output: 44 [2020-10-28 17:09:09,785 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-28 17:09:10,074 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-10-28 17:09:12,634 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 197 DAG size of output: 37 [2020-10-28 17:09:13,015 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 20 [2020-10-28 17:09:15,391 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 209 DAG size of output: 57 [2020-10-28 17:09:17,979 WARN L193 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 31 [2020-10-28 17:09:19,198 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 217 DAG size of output: 42 [2020-10-28 17:09:21,731 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 197 DAG size of output: 36 [2020-10-28 17:09:22,191 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 24 [2020-10-28 17:09:23,789 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 183 DAG size of output: 23 [2020-10-28 17:09:24,785 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 41 [2020-10-28 17:09:25,142 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:26,575 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 214 DAG size of output: 45 [2020-10-28 17:09:27,597 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 170 DAG size of output: 17 [2020-10-28 17:09:28,656 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 181 DAG size of output: 23 [2020-10-28 17:09:28,864 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2020-10-28 17:09:29,296 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:09:29,656 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:30,017 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-28 17:09:30,860 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 42 [2020-10-28 17:09:31,104 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:09:31,347 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:09:31,692 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:32,102 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:09:33,301 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-28 17:09:34,598 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 217 DAG size of output: 42 [2020-10-28 17:09:35,780 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 205 DAG size of output: 50 [2020-10-28 17:09:36,198 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:09:36,530 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:36,928 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:09:38,009 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:09:38,361 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-28 17:09:38,367 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:09:38,367 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point L285-2(lines 285 306) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point L307(lines 284 308) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 260 315) no Hoare annotation was computed. [2020-10-28 17:09:38,368 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 260 315) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 260 315) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L291-1(lines 291 295) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 316 375) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L342-2(lines 342 367) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point L368(lines 341 369) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 316 375) no Hoare annotation was computed. [2020-10-28 17:09:38,369 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 316 375) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 882 888) the Hoare annotation is: true [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 882 888) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 889 897) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 889 897) the Hoare annotation is: true [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 889 897) no Hoare annotation was computed. [2020-10-28 17:09:38,370 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 160 167) the Hoare annotation is: (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 17:09:38,370 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 160 167) no Hoare annotation was computed. [2020-10-28 17:09:38,371 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 160 167) no Hoare annotation was computed. [2020-10-28 17:09:38,371 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 168 177) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse8 .cse2 .cse7) (or (not (<= 1 ~pumpRunning~0)) .cse3 .cse1 .cse2 .cse4) (or .cse5 .cse3 .cse6 .cse8 .cse2))) [2020-10-28 17:09:38,371 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-28 17:09:38,371 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 168 177) no Hoare annotation was computed. [2020-10-28 17:09:38,371 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 168 177) no Hoare annotation was computed. [2020-10-28 17:09:38,371 INFO L270 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse4 (not (<= ~waterLevel~0 1))) (or .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 ~pumpRunning~0)) .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L190(lines 190 200) no Hoare annotation was computed. [2020-10-28 17:09:38,372 INFO L270 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L186-1(lines 178 206) no Hoare annotation was computed. [2020-10-28 17:09:38,372 INFO L277 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: true [2020-10-28 17:09:38,372 INFO L274 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-28 17:09:38,373 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 178 206) the Hoare annotation is: true [2020-10-28 17:09:38,373 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 178 206) no Hoare annotation was computed. [2020-10-28 17:09:38,373 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 133 155) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,373 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 133 155) no Hoare annotation was computed. [2020-10-28 17:09:38,373 INFO L270 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,373 INFO L270 CegarLoopResult]: At program point L145-1(line 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,373 INFO L274 CegarLoopResult]: For program point L143(lines 143 150) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point L143-1(lines 143 150) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 133 155) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L270 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,374 INFO L270 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,374 INFO L270 CegarLoopResult]: At program point L139-1(line 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 86 109) no Hoare annotation was computed. [2020-10-28 17:09:38,374 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 86 109) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 86 109) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 791 799) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 791 799) the Hoare annotation is: true [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 791 799) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-28 17:09:38,375 INFO L274 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point L819-2(lines 819 827) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 800 835) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point L807(lines 807 815) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 800 835) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 815) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 800 835) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 875 881) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 875 881) the Hoare annotation is: true [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 214 259) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 214 259) no Hoare annotation was computed. [2020-10-28 17:09:38,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 214 259) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point L541(lines 541 561) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point L541-1(lines 541 561) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 527 572) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 551 552) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point L558(lines 558 559) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 558 559) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 527 572) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point L551(lines 551 552) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 527 572) no Hoare annotation was computed. [2020-10-28 17:09:38,377 INFO L274 CegarLoopResult]: For program point L547(lines 547 554) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 119 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,378 INFO L270 CegarLoopResult]: At program point L124(line 124) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:09:38,378 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 119 129) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 119 129) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L277 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: true [2020-10-28 17:09:38,378 INFO L274 CegarLoopResult]: For program point L785-1(line 785) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 780 790) the Hoare annotation is: true [2020-10-28 17:09:38,378 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 780 790) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 780 790) no Hoare annotation was computed. [2020-10-28 17:09:38,378 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 772 779) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 772 779) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 772 779) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 657 670) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point L661(lines 661 667) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 657 670) the Hoare annotation is: true [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 657 670) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 739 763) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L270 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:09:38,379 INFO L274 CegarLoopResult]: For program point L758-1(lines 739 763) no Hoare annotation was computed. [2020-10-28 17:09:38,379 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 739 763) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,380 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,380 INFO L270 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,380 INFO L274 CegarLoopResult]: For program point L747(lines 747 755) no Hoare annotation was computed. [2020-10-28 17:09:38,380 INFO L270 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,380 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-28 17:09:38,380 INFO L274 CegarLoopResult]: For program point L743(lines 743 760) no Hoare annotation was computed. [2020-10-28 17:09:38,380 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 705 711) no Hoare annotation was computed. [2020-10-28 17:09:38,380 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 705 711) the Hoare annotation is: true [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point L929(lines 929 935) no Hoare annotation was computed. [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point L929-1(lines 929 935) no Hoare annotation was computed. [2020-10-28 17:09:38,381 INFO L270 CegarLoopResult]: At program point testENTRY(lines 899 964) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:09:38,381 INFO L270 CegarLoopResult]: At program point L954(lines 909 956) the Hoare annotation is: (let ((.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 (< 1 ~waterLevel~0) .cse2) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3 .cse2) (and .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse5 .cse0 .cse1 .cse3 .cse2))) [2020-10-28 17:09:38,381 INFO L270 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (let ((.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 (< 1 ~waterLevel~0) .cse2) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3 .cse2) (and .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse5 .cse0 .cse1 .cse3 .cse2))) [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point L919(lines 919 925) no Hoare annotation was computed. [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point testFINAL(lines 899 964) no Hoare annotation was computed. [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point L919-1(lines 919 925) no Hoare annotation was computed. [2020-10-28 17:09:38,381 INFO L274 CegarLoopResult]: For program point L911(lines 911 915) no Hoare annotation was computed. [2020-10-28 17:09:38,382 INFO L270 CegarLoopResult]: At program point L957(lines 908 958) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:09:38,382 INFO L274 CegarLoopResult]: For program point L947(lines 947 951) no Hoare annotation was computed. [2020-10-28 17:09:38,382 INFO L270 CegarLoopResult]: At program point L947-2(lines 939 952) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2 .cse3 .cse6) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse0 .cse1 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse1 .cse5 .cse3 .cse6) (and .cse7 .cse0 .cse1 .cse5 .cse3 .cse6))) [2020-10-28 17:09:38,382 INFO L274 CegarLoopResult]: For program point L910(lines 909 956) no Hoare annotation was computed. [2020-10-28 17:09:38,382 INFO L270 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2 .cse3 .cse6) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse0 .cse1 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse1 .cse5 .cse3 .cse6) (and .cse7 .cse0 .cse1 .cse5 .cse3 .cse6))) [2020-10-28 17:09:38,382 INFO L274 CegarLoopResult]: For program point L939(lines 939 952) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L270 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2 .cse3 .cse6) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse0 .cse1 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse4 .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse6) (and .cse8 .cse0 .cse1 .cse5 .cse3 .cse6) (and .cse7 .cse0 .cse1 .cse5 .cse3 .cse6))) [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point testEXIT(lines 899 964) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point L512(lines 512 513) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 505 506) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 512 513) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 481 526) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point L505(lines 505 506) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point L501(lines 501 508) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 481 526) no Hoare annotation was computed. [2020-10-28 17:09:38,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 481 526) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L495(lines 495 515) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L495-1(lines 495 515) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L633(lines 633 641) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 625 647) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L633-2(lines 633 641) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 625 647) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 625 647) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L448(lines 426 449) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 378 480) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L407(lines 407 423) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L428(lines 427 447) no Hoare annotation was computed. [2020-10-28 17:09:38,384 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L459-1(line 459) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L424(lines 424 465) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 378 480) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L466(lines 466 477) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 378 480) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L429(lines 429 433) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point L427-2(lines 427 447) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:09:38,385 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:09:38,386 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,386 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:09:38,386 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,386 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-10-28 17:09:38,386 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-10-28 17:09:38,386 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 764 771) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:09:38,387 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 648 656) the Hoare annotation is: true [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 648 656) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 648 656) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 836 854) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point L845(lines 845 849) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L277 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: true [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point L845-2(lines 845 849) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 836 854) the Hoare annotation is: true [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 836 854) no Hoare annotation was computed. [2020-10-28 17:09:38,387 INFO L274 CegarLoopResult]: For program point L608-1(lines 604 615) no Hoare annotation was computed. [2020-10-28 17:09:38,388 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 604 615) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 1))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 ~pumpRunning~0)) .cse5 .cse1 .cse3 .cse6) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse3) (or .cse7 .cse0 .cse1 .cse4 .cse3) (or .cse0 .cse5 .cse1 .cse3 .cse6) (or .cse7 .cse5 .cse1 .cse2 .cse3))) [2020-10-28 17:09:38,388 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 604 615) no Hoare annotation was computed. [2020-10-28 17:09:38,388 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,388 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,388 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,388 INFO L270 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (and .cse7 .cse1 .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and .cse1 .cse2 (< 1 ~waterLevel~0) .cse3) .cse4 .cse5 .cse6) (or (and .cse7 .cse1 .cse8) .cse9 .cse5 .cse6 .cse10) (or (<= ~waterLevel~0 1) .cse9 .cse11 .cse5 .cse10) (or .cse0 .cse11 .cse5 (and .cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) .cse10) (or .cse12 .cse0 .cse11 .cse5 .cse6) (or .cse12 (not (= |old(~waterLevel~0)| 1)) .cse5 .cse6) (or .cse0 .cse4 (not (<= 1 |old(~pumpRunning~0)|)) (and .cse1 .cse8 .cse3) .cse5)))) [2020-10-28 17:09:38,389 INFO L270 CegarLoopResult]: At program point L692(lines 692 698) the Hoare annotation is: (let ((.cse12 (< 1 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse15 (= 1 ~systemActive~0)) (.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse9 (and .cse14 .cse4 .cse2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (not .cse15)) (.cse13 (and (<= 1 ~pumpRunning~0) .cse14 .cse15 .cse12 .cse3)) (.cse10 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3) (and .cse4 .cse5 .cse3) .cse6) (or (<= ~waterLevel~0 1) (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse6 .cse8) (or .cse9 (not (= |old(~waterLevel~0)| 1)) .cse6 .cse10) (or .cse0 (and .cse11 .cse2) .cse7 .cse6 (and .cse5 .cse11) .cse8) (or .cse0 (and .cse4 .cse2 .cse12 .cse3) .cse1 .cse13 .cse6 .cse10) (or (and .cse14 .cse4 .cse5) .cse0 .cse6 .cse10 (and .cse14 .cse11 .cse12) .cse8) (or .cse9 .cse0 .cse7 .cse6 .cse13 .cse10)))) [2020-10-28 17:09:38,389 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 678 704) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse9 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse10)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (and .cse9 .cse10 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse7 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse7 .cse2 .cse3) (or .cse0 .cse5 .cse8 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse3) (or .cse7 .cse1 .cse8 .cse2 .cse3)))) [2020-10-28 17:09:38,389 INFO L270 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse4) (or .cse0 .cse1 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse5 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse5) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) .cse0 .cse6 .cse4 .cse7))) [2020-10-28 17:09:38,389 INFO L274 CegarLoopResult]: For program point L685(lines 681 703) no Hoare annotation was computed. [2020-10-28 17:09:38,389 INFO L274 CegarLoopResult]: For program point L683(lines 681 703) no Hoare annotation was computed. [2020-10-28 17:09:38,389 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 678 704) no Hoare annotation was computed. [2020-10-28 17:09:38,389 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 678 704) no Hoare annotation was computed. [2020-10-28 17:09:38,389 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-28 17:09:38,390 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 53 82) no Hoare annotation was computed. [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point L63-2(lines 63 77) the Hoare annotation is: true [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 53 82) the Hoare annotation is: true [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: true [2020-10-28 17:09:38,390 INFO L274 CegarLoopResult]: For program point L59-1(line 59) no Hoare annotation was computed. [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point L78(lines 53 82) the Hoare annotation is: true [2020-10-28 17:09:38,390 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-28 17:09:38,390 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point L67-1(lines 67 71) the Hoare annotation is: true [2020-10-28 17:09:38,390 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 616 624) the Hoare annotation is: true [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 616 624) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 616 624) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 580 591) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 580 591) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point L584-1(lines 580 591) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 110 116) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 110 116) the Hoare annotation is: true [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,391 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-28 17:09:38,391 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:09:38,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:38,392 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 855 862) no Hoare annotation was computed. [2020-10-28 17:09:38,392 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 855 862) the Hoare annotation is: (let ((.cse4 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~systemActive~0)| ~systemActive~0)) (.cse5 (not (<= ~waterLevel~0 2))) (.cse8 (not (<= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse1 .cse2 .cse7) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse5 .cse2 .cse8) (or .cse0 .cse3 .cse1 .cse5 .cse8) (or .cse0 .cse1 .cse2 .cse6 .cse7))) [2020-10-28 17:09:38,392 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 855 862) no Hoare annotation was computed. [2020-10-28 17:09:38,392 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 713 737) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,392 INFO L270 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,392 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 713 737) no Hoare annotation was computed. [2020-10-28 17:09:38,392 INFO L274 CegarLoopResult]: For program point L732-1(lines 713 737) no Hoare annotation was computed. [2020-10-28 17:09:38,392 INFO L270 CegarLoopResult]: At program point L727(line 727) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~5 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:09:38,392 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:09:38,392 INFO L274 CegarLoopResult]: For program point L721(lines 721 729) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L270 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point L717(lines 717 734) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 592 603) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 592 603) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse3 .cse1 .cse4 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse4 .cse2) (or .cse0 .cse3 .cse1 .cse2 .cse5) (or .cse0 .cse1 .cse4 .cse2 .cse5))) [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point L596-1(lines 592 603) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:09:38,393 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:09:38,393 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:09:38,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:09:38 BoogieIcfgContainer [2020-10-28 17:09:38,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:09:38,417 INFO L168 Benchmark]: Toolchain (without parser) took 138016.77 ms. Allocated memory was 155.2 MB in the beginning and 697.3 MB in the end (delta: 542.1 MB). Free memory was 130.2 MB in the beginning and 297.9 MB in the end (delta: -167.7 MB). Peak memory consumption was 434.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:38,417 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 155.2 MB. Free memory is still 126.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:09:38,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.13 ms. Allocated memory is still 155.2 MB. Free memory was 129.4 MB in the beginning and 107.8 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:38,418 INFO L168 Benchmark]: Boogie Preprocessor took 157.21 ms. Allocated memory is still 155.2 MB. Free memory was 107.8 MB in the beginning and 103.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:38,419 INFO L168 Benchmark]: RCFGBuilder took 1526.53 ms. Allocated memory was 155.2 MB in the beginning and 187.7 MB in the end (delta: 32.5 MB). Free memory was 103.9 MB in the beginning and 166.1 MB in the end (delta: -62.3 MB). Peak memory consumption was 55.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:38,420 INFO L168 Benchmark]: TraceAbstraction took 135667.94 ms. Allocated memory was 187.7 MB in the beginning and 697.3 MB in the end (delta: 509.6 MB). Free memory was 165.6 MB in the beginning and 297.9 MB in the end (delta: -132.2 MB). Peak memory consumption was 436.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:38,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 155.2 MB. Free memory is still 126.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 650.13 ms. Allocated memory is still 155.2 MB. Free memory was 129.4 MB in the beginning and 107.8 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 157.21 ms. Allocated memory is still 155.2 MB. Free memory was 107.8 MB in the beginning and 103.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1526.53 ms. Allocated memory was 155.2 MB in the beginning and 187.7 MB in the end (delta: 32.5 MB). Free memory was 103.9 MB in the beginning and 166.1 MB in the end (delta: -62.3 MB). Peak memory consumption was 55.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 135667.94 ms. Allocated memory was 187.7 MB in the beginning and 697.3 MB in the end (delta: 509.6 MB). Free memory was 165.6 MB in the beginning and 297.9 MB in the end (delta: -132.2 MB). Peak memory consumption was 436.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 512]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 505]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 558]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || ((((1 <= pumpRunning && splverifierCounter <= 0) && 1 == systemActive) && 1 < waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || (((((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && pumpRunning == 0) && \old(methaneLevelCritical) == methaneLevelCritical)) || !(0 <= \old(pumpRunning))) || ((((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) && waterLevel <= 2)) || ((((1 <= switchedOnBeforeTS && pumpRunning == switchedOnBeforeTS) && splverifierCounter <= 0) && 1 == systemActive) && waterLevel <= 2)) || ((((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 251 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 81.8s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 43.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 53.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1482 SDtfs, 2740 SDslu, 1601 SDs, 0 SdLazy, 6743 SolverSat, 1957 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 490 GetRequests, 333 SyntacticMatches, 3 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 804 ImplicationChecksByTransitivity, 22.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=546occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 396 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1182 PreInvPairs, 1302 NumberOfFragments, 2863 HoareAnnotationTreeSize, 1182 FomulaSimplifications, 53092271 FormulaSimplificationTreeSizeReduction, 8.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 2663888 FormulaSimplificationTreeSizeReductionInter, 45.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.5s InterpolantComputationTime, 897 NumberOfCodeBlocks, 897 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 887 ConstructedInterpolants, 0 QuantifiedInterpolants, 321086 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 62/70 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...